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In fig. , anglePOR and angleQOR form a l...

In fig. , `anglePOR and angleQOR` form a linear pair if `a -b = 80^@` then values of a and b are :

A

`a=130^@,b=50^@`

B

`a=50^@,b=130^@`

C

`a=60^@,b=120^@`

D

`a=40^@,b=140^@`.

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MBD-Lines and Angles-Exercise
  1. In the fig. value of y is :

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  2. In the given fig. the value of x is :

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  3. In fig. , anglePOR and angleQOR form a linear pair if a -b = 80^@ then...

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  4. In fig. angleXYZ = 64^@ and XY is produced to point P. If ray YQ bis...

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  5. In fig. , b is more than one-third of a right angle than a. The value...

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  6. In fig. n - x = 3^@ then values of x and n are :

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  7. For parallel lines the sum of interior angles on the same side of a tr...

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  8. In fig. q II r and p is transversal. If angle1 and angle2, 3 : 2 the...

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  9. In fig. the values of x and y are :

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  10. In fig. , if AB || CD, CD ||EF and y : z = 3 : 7 then value of x is :

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  11. In fig. , if AB ||CD, EF | CD and angleGED = 126^@ then the value of ...

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  12. In fig. , if PQ II ST, anglePQR = 110^@ and angleRST = 130^@, find a...

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  13. In fig. , if AB || CD, angleAPQ = 50^@ and anglePRD = 127^@ then valu...

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  14. In fig , AB||CD, the value of x is :

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  15. For two parallel lines sum of interior angles on the same side of a tr...

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  16. In fig. , the sum of anglea and angleb is :

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  17. In a triangle interior opposite angle is always less than :

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  18. In a triangle sum of two interior angles is always equal to :

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  19. In fig. , angle1 = 70^@ then the value of angle4 is :

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  20. In a triangle exterior angle is always greater than :

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